Do you remember the last time you woke up feeling happy? It’s a questions Katie asked herself one morning – and she didn’t like the answer.

So, if you’re born with a bleak disposition, are there ways to boost your disposition? “Meditation and mindfulness exercises can help, as can keeping a gratitude diary where you write down events or people you’re thankful for” says Dr Zoha.

According to multiple studies, the best strategies for dealing with sadness are similar to those recommended for stress and anxiety: eat well, get enough sleep, exercise regularly and take time out from technology